#93 all versions fixed

pom.xml

@@ -63,18 +63,22 @@ OF THE POSSIBILITY OF SUCH DAMAGE.
     <dependency>
       <groupId>org.projectlombok</groupId>
       <artifactId>lombok</artifactId>
+      <version>1.18.20</version>
     </dependency>
     <dependency>
       <groupId>com.jcabi</groupId>
       <artifactId>jcabi-aspects</artifactId>
+      <version>0.23.2</version>
     </dependency>
     <dependency>
       <groupId>com.jcabi</groupId>
       <artifactId>jcabi-log</artifactId>
+      <version>0.20.0</version>
     </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-lang3</artifactId>
+      <version>3.12.0</version>
     </dependency>
     <dependency>
       <groupId>org.cactoos</groupId>
@@ -84,6 +88,7 @@ OF THE POSSIBILITY OF SUCH DAMAGE.
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
+      <version>30.1.1-jre</version>
       <scope>test</scope>
     </dependency>
     <dependency>